<template>
  <div class="login-wrap">
    <el-form label-position="left" :model="ruleForm" :rules="rules" ref="ruleForm" label-width="0px"
             class="demo-ruleForm login-container">
      <h3 class="title">用户登录</h3>
      <el-form-item prop="username">
        <el-input type="text" v-model="ruleForm.username" auto-complete="off" placeholder="账号"></el-input>
      </el-form-item>
      <el-form-item prop="password">
        <el-input type="password" v-model="ruleForm.password" auto-complete="off" placeholder="密码"></el-input>
      </el-form-item>
      <el-row>
        <el-col :span="12">
          <el-form-item prop="code">
            <el-input type="text" v-model="ruleForm.code" auto-complete="off" placeholder="图形验证码"
                      @keyup.enter.native="submitForm('ruleForm')"></el-input>
          </el-form-item>
        </el-col>
        <el-col :span="12" class="code-box">
          <img :src="ruleForm.codeimg" alt="" class="codeimg" @click="getCodeImage1">
        </el-col>
      </el-row>
      <el-checkbox class="remember" v-model="rememberpwd">记住密码</el-checkbox>
      <el-form-item style="width:100%;">
        <el-button type="primary" style="width:100%;" @click="submitForm('ruleForm')" :loading="logining">登录
        </el-button>
      </el-form-item>
    </el-form>
  </div>
</template>
<script type="text/ecmascript-6">
import {login, getCodeImg, getUserInfo} from '../api/login.js'
import {getCookie, getToken, removeCookie, setCookie, setToken} from "../utils/auth";
import async from "async";


export default {
  name: 'login',
  data() {
    return {
      //定义loading默认为false
      logining: false,
      // 记住密码
      rememberpwd: '',
      ruleForm: {
        //username和password默认为空
        username: '',
        password: '',
        code: '',
        codeimg: '',
        uuid: ''
      },
      //rules前端验证
      rules: {
        username: [{required: true, message: '请输入账号', trigger: 'blur'}],
        password: [{required: true, message: '请输入密码', trigger: 'blur'}],
        code: [{required: true, message: '请输入验证码', trigger: 'blur'}]
      }
    }
  },
  // 创建完毕状态(里面是操作)
  created() {
    // 获取图形验证码
    this.getCodeImage1()
    // 获取存在本地的用户名密码
    this.ruleForm.username = getCookie('user');
    this.ruleForm.password = getCookie('pwd');
    const rememberpwd = getCookie('rememberpwd');
    this.rememberpwd = rememberpwd === undefined ? false : Boolean(rememberpwd)
    console.log("bef" + this.rememberpwd)
  },
  // 里面的函数只有调用才会执行
  methods: {
    getCodeImage1() {
      getCodeImg().then(res => {
        this.ruleForm.codeimg = "data:image/gif;base64," + res.img
        this.ruleForm.uuid = res.uuid;
      })
    },
    submitForm(formName) {
      this.$refs[formName].validate( valid => {
        if (valid) {
          this.logining = true
           login(this.ruleForm).then(  async res => {
             console.log(res)
             if (res.code == 200) {
               if (this.rememberpwd) {
                 //保存帐号到cookie，有效期7天
                 setCookie('user', this.ruleForm.username)
                 //保存密码到cookie，有效期7天
                 setCookie('pwd', this.ruleForm.password)
                 setCookie('rememberpwd', this.rememberpwd)
                 console.log("af" + this.rememberpwd)
               } else {
                 removeCookie('user')
                 removeCookie('pwd')
                 removeCookie('rememberpwd', this.rememberpwd)
               }
               // 缓存token
               setToken(res.token)
               // 缓存用户个人信息
               // localStorage.setItem('userdata', JSON.stringify(res.data))
               this.$store.commit('login', 'true')

               const userInfo = await getUserInfo();
               console.log("userInfo"+JSON.stringify(userInfo.user))
               if (userInfo.code == 200) {
                 this.$message.success(userInfo.msg)
                 // 缓存用户个人信息
                 localStorage.setItem("userInfo", JSON.stringify(userInfo.user))
               } else {
                 this.$message.error(userInfo.msg)
               }
               await this.$router.push({path: '/charts/statistics'})
               this.logining = false
             } else {
               this.$message.error(res.msg)
               console.log("res" + res)
               this.logining = false
               return false
             }
           })
        } else {
          // 获取图形验证码
          this.getCodeImage1()
          this.$message.error('请输入用户名密码！')
          this.logining = false
          return false
        }
      })
    },
  }
}
</script>

<style scoped>
.login-wrap {
  box-sizing: border-box;
  width: 100%;
  height: 100%;
  padding-top: 10%;
  background-image: url();
  /* background-color: #112346; */
  background-repeat: no-repeat;
  background-position: center right;
  background-size: 100%;
}

.login-container {
  border-radius: 10px;
  margin: 0px auto;
  width: 350px;
  padding: 30px 35px 15px 35px;
  background: #fff;
  border: 1px solid #eaeaea;
  text-align: left;
  box-shadow: 0 0 20px 2px rgba(0, 0, 0, 0.1);
}

.title {
  margin: 0px auto 40px auto;
  text-align: center;
  color: #505458;
}

.remember {
  margin: 0px 0px 35px 0px;
}

.code-box {
  text-align: right;
}

.codeimg {
  width: 120px;
  margin-right: 40px;
}
</style>
